It is a line parallel to the motor area frontally at a distance of 1.5 cm from the chorea and tremors area.

• Another way to locate: parallel line to that which exists between GV-20 and SI-18 but 2.5 cm in front of GV-20.

It is divided into 2 parts:

• Upper half: lower part of the body.
• Lower half: upper part of the body.

Treats vasoconstriction and vasodilation, arterial hypertension (HTA), edema, migraines.